FiiO M15s Portable Hi-Res Lossless Music Player 

Highlights:

• High-quality ES9038Pro DAC chipset
• The latest 660SoC chipset from Snapdragon
• Large 5.5" screen
• Latest Android 10 operating system
• 4 GB RAM for smooth multi-tasking / 64 GB internal storage
• Qualcomm's latest Bluetooth chipset QCC5124
• Two-way high-res Bluetooth connectivity
• Two-way USB 3.0 connectivity
• Integrated RGB display in the volume wheel
• Support for balanced line out
• High-power output (up to 1.2 W per channel)
• Apple Music, Roon ready

The FiiO M15S is an upgrade of the classic M15 with improved DAC and SoC chipsets and updated Android. The FiiO M15S is equipped with a high-end ES9038Pro DAC chip that offers exceptional decoding of high-resolution audio signals and supports high-resolution PCM and DSD audio signals. FiiO relies on Qualcomm's advanced Snapdragon 660SoC chip that offers a silky smooth user interface with support for the latest Android operating system and applications. The FiiO M15S is prepared for high-resolution audio streaming via Apple Music and is also Roon Ready. The FiiO M15S represents an upgrade of a classic model that has been redesigned from the ground up with new and advanced features.

High-end Sabre DAC chipset

At the heart of the FiiO M15S is the powerful ES9038 Pro DAC chip from ESS Sabre Technologies. It is an exceptional 32-bit 8-channel DAC that offers incredibly clean and precise performance when decoding high-resolution audio signals. It supports all leading music formats as well as high-resolution 32-bit PCM and native DSD audio signals. With the M15S in your pocket, you are well equipped to enjoy crisp high-resolution audio anytime, anywhere.

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Advanced Snapdragon SoC chipset

The FiiO M15s has also received an upgrade in the SoC department. We got Qualcomm's advanced Snapdragon 660SoC chip. It is paired with 4GB RAM and 64GB ROM. It offers a clean and fast user interface that allows you to use multiple media applications without any hassle.

Open Android 10 OS

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High-resolution two-way Bluetooth connectivity

The FiiO M15S features high-resolution two-way Bluetooth connectivity and supports all leading Bluetooth transmission protocols such as LDAC, AptX HD, AptX, etc. You can connect it to your smartphone, use the smartphone as a music source and use the M15S as a Bluetooth DAC/AMP.

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Multiple headphone output options

The FiiO M15S has multiple headphone outputs, including 3.5mm single-ended, 2.5mm balanced and 4.4mm balanced connectors. It also supports the balanced line-out function via the 4.4mm balanced output.

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High-power headphone output mode

The FiiO M15S is a powerful portable digital audio player. It has a clean output power of up to 1.2W, which is enough to drive even demanding headphones with ease. It also has a high-performance headphone output mode, suitable for power-hungry, demanding over-ear headphones.

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Integrated RGB indicator light

The volume wheel on the top of the M15 has an integrated RGB indicator light. It lights up in different colors depending on the active playback bitrate.

Technical data

Hardware:

• ES9038 Pro DAC chip from ESS Sabre Technologies
• SoC: Qualcomm SnapDragon 660, 4GB RAM
• Amplifier: 2x OPA926
• Crystal oscillators: 2x NDK Femtosecond Crystal Oscillator

Storage:

• 64GB internal storage (approx. 46GB free storage)
• MicroSD card slot for optional storage expansion (up to max. 2TB)

Battery:

• 6200 mAh
• Battery life: approx. 10.5 hours with 3.5 mm, approx. 9 hours with
• 2.5 mm and 4.4 mm
• Standby approx. 1000 hours
• Charging time: approx. 3 hours
• Compatible with quick charging technologies QC3.0, QC4.0, PD2.0, PD3.0

WiFi:

• Dual band 2.4G and 5G
• Supports DLNA, AirPlay, WiFi transmission, Roon Ready

Bluetooth:

• Version 5.0
• QCC5124 Bluetooth chip
• Send: AAC, aptX, aptX HD, LDAC, LDHC, SBC
• Receive: AAC, aptX, aptX HD, aptX LL, aptX Adaptive, LDAC, SBC

Recommended headphone impedance:

• unbalanced: 8 ~ 150 Ohm
• balanced: 8 ~ 350 Ohm

USB audio:

• up to 768 kHz/32 bit and DSD512 (DoP/D2P/Native)

USB DAC:

• up to 384 kHz/32 bit and DSD256

Line-Out:

• THD+N: ≤ 0.00034% (1kHz/10k Ohm)
• SNR: ≥ 124.0dB (A-weighted)
• Crosstalk: ≥ 106dB (1kHz/10k Ohm)
• Frequency range: 20 Hz ~ 20 kHz (-0.1dB) / 20 Hz ~ 50 kHz (-0.7dB)
• Noise floor: ≤ 1.2 μV (A weighted)
• Line Output Level: 2.0 Vrms (1kHz/10k Ohm

• Output power 1: L+R≥535mW+535mW(16 Ohm / THD+N<1%)
• Output power 2: L+R≥580mW+580mW(32 Ohm / THD+N<1%)
• Output power 3: L+R≥93mW+93mW(300 Ohm / THD+N<1%)
• Frequency range: 20 Hz ~ 20 kHz (-0.15dB) / 20 Hz ~ 50 kHz (-1.0dB)
• Output impedance: ≤ 1.4 Ohm(32 Ohm)
• THD+N: ≤ 0.0005%(1kHz/32 Ohm)
• SNR: ≥ 122.5dB (A weighted)
• Noise floor: ≤ 3.2 μV (A weighted)

• Output power 1: L+R≥531mW+531mW(16 Ohm / THD+N<1%)
• Output power 2: L+R≥1200mW+1200mW(32 Ohm /THD+N<1%)
• Output power 3: L+R≥368mW+368mW(300 Ohm /THD+N<1%)
• Frequency range: 20 Hz ~ 20 kHz (-0.15dB) / 20 Hz ~ 50 kHz (-1.0dB)
• Output impedance: ≤ 2.3 Ohm (32 Ohm)
• THD+N: ≤ 0.00075% (1kHz/32 Ohm)
• SNR: ≥ 121.5dB (A weighted)
• Noise floor: ≤ 5.2 μV (A weighted)